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90432-07-8 2,7-naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 4

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Product Name 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 4-nitrobenzenamine and resorcinol, sodium salts
CAS No. 90432-07-8